22239568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{106921}}^1$

素因数の和:106942

約数の個数: 20

約数和(自身を含む): 46404148

約数和(自身を除く): 24164580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 106921, 213842, 427684, 855368, 1389973, 1710736, 2779946, 5559892, 11119784, 22239568]

約数ペア:

[(1, 22239568), (2, 11119784), (4, 5559892), (8, 2779946), (13, 1710736), (16, 1389973), (26, 855368), (52, 427684), (104, 213842), (208, 106921)]